CVE-2024-0338: A buffer overflow vulnerability has been found in XAMPP affecting version 8.2.4 and earlier

Q: How do I fix CVE-2024-0338?

xampp: upgrade to newer than 8.2.4. Exact commands for each OS are on this page.

Q: Is CVE-2024-0338 being exploited?

CVE-2024-0338 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-0338 affect?

CVE-2024-0338 affects xampp. Severity is high (CVSS 7.3). A buffer overflow vulnerability has been found in XAMPP affecting version 8.2.4 and earlier. An attacker could execute arbitrary code through a long file debug argument that controls the Structured Exception Handler (SEH).

Q: How urgent is CVE-2024-0338?

Priority 41/100. High severity; On your watchlist

This month

HIGH 7.3WATCHLISTUPGRADE

CVE-2024-0338 is a high-severity flaw (CVSS 7.3) affecting xampp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A buffer overflow vulnerability has been found in XAMPP affecting version 8.2.4 and earlier. An attacker could execute arbitrary code through a long file debug argument that controls the Structured Exception Handler (SEH).

Why this priority

High severity
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	7.3 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.5% (top 60%)
CISA exploited list	No
Weakness	CWE-119, CWE-120
Published	2024-02-02
Last modified	2026-06-17

Publisher (CNA): Spanish National Cybersecurity Institute, S.A. (INCIBE) · Vendor: apachefriends

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-02-02 10:15 UTCPublished CVE record published
2026-06-17 06:53 UTCUpdated Record last modified

apachefriends xampp UPGRADE

Affected: <= 8.2.4

Fixed in: newer than 8.2.4

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy xampp || rpm -q xampp || xampp --version

2. UPGRADE to newer than 8.2.4 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade xampp

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade xampp

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-0338?

xampp: upgrade to newer than 8.2.4. Exact commands for each OS are on this page.

Is CVE-2024-0338 being exploited?

CVE-2024-0338 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-0338 affect?

CVE-2024-0338 affects xampp. Severity is high (CVSS 7.3). A buffer overflow vulnerability has been found in XAMPP affecting version 8.2.4 and earlier. An attacker could execute arbitrary code through a long file debug argument that controls the Structured Exception Handler (SEH).

How urgent is CVE-2024-0338?

Priority 41/100. High severity; On your watchlist

Related CVEs

CVE-2022-47637 MEDIUM 6.7 UPGRADE The installer in XAMPP through 8.1.12 allows local users to write to the C:\xampp directory

References

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